From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: virtio-dev-return-4082-cohuck=redhat.com@lists.oasis-open.org Sender: List-Post: List-Help: List-Unsubscribe: List-Subscribe: Received: from lists.oasis-open.org (oasis-open.org [66.179.20.138]) by lists.oasis-open.org (Postfix) with ESMTP id C689C5818EFE for ; Tue, 15 May 2018 03:23:23 -0700 (PDT) Date: Tue, 15 May 2018 18:23:47 +0800 From: Tiwei Bie Message-ID: <20180515102347.GA10528@debian> References: <20180510154126.4062-1-tiwei.bie@intel.com> <20180515094044.GG14755@stefanha-x1.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20180515094044.GG14755@stefanha-x1.localdomain> Subject: Re: [virtio-dev] [PATCH v3] VIRTIO_F_IO_BARRIER: use I/O barriers in driver To: Stefan Hajnoczi Cc: mst@redhat.com, pbonzini@redhat.com, jasowang@redhat.com, virtio-dev@lists.oasis-open.org, dan.daly@intel.com, cunming.liang@intel.com, zhihong.wang@intel.com List-ID: On Tue, May 15, 2018 at 10:40:44AM +0100, Stefan Hajnoczi wrote: > On Thu, May 10, 2018 at 11:41:26PM +0800, Tiwei Bie wrote: > > There will be hardware virtio devices in the future, which > > require drivers to use the barriers suitable for I/O devices, > > compared with software virtio devices which just require > > drivers to use the barriers suitable for CPU cores. > > > > To fix the ordering issue for hardware virtio devices, add > > a new feature: VIRTIO_F_IO_BARRIER. When negotiated, driver > > will use the barriers suitable for I/O devices. > > > > Signed-off-by: Tiwei Bie > > Reviewed-by: Stefan Hajnoczi > > --- > > v2 -> v3: > > - Update the feature bits allocation (Stefan); > > > > v1 -> v2: > > - Rebase to the latest spec (MST); > > - Use a smaller textwidth (according to _vimrc); > > > > RFC -> v1: > > - Use plural (Stefan); > > - Add more details (Stefan); > > > > content.tex | 20 ++++++++++++++++++-- > > 1 file changed, 18 insertions(+), 2 deletions(-) > > Thanks for your patience! > > Reviewed-by: Stefan Hajnoczi It's my pleasure. Thanks for your review! :) Best regards, Tiwei Bie --------------------------------------------------------------------- To unsubscribe, e-mail: virtio-dev-unsubscribe@lists.oasis-open.org For additional commands, e-mail: virtio-dev-help@lists.oasis-open.org